Arrowhead blade



FIG. 1 is a three-quarters, isometric view of the back, top, and right side of an arrowhead blade;

FIG. 2 is a full right-side view of the arrowhead blade of FIG. 1;

FIG. 3 is a top plan view of the arrowhead blade of FIG. 1;

FIG. 4 is a bottom plan view of the arrowhead blade of FIG. 1;

FIG. 5 is a full front view of the arrowhead blade of FIG. 1;

FIG. 6 is a full rear view of the arrowhead blade of FIG. 1; and,

FIG. 7 is a three-quarters, isometric view showing the top, front, and the right side of the arrowhead blade of FIG. 1. 

CLAIM The ornamental design for an arrowhead blade, as shown and described. 